Intshayelelo: Umsonto we-PVC-coated fiberglass usetyenziselwa ukuluka isikrini sefestile ye-fiberglass.Imveliso yethu inomgangatho ogudileyo, umbala olungileyo, ububanzi obufanayo, umgangatho ozinzile.Zonke ezi zinto zinokuqinisekisa ukuba isikrini sokugqibela sesinambuzane se-fiberglass sikumgangatho ophezulu.